As few minerals can be directly used in the form in which they are mined, most minerals undergo processing and treatment before use.
Table 18.20 shows the production of the main manufactured products of mineral origin.
18.20 PRODUCTION OF PRINCIPAL MANUFACTURED PRODUCTS OF MINERAL ORIGIN
|
| | Units | 1996-97 | 1997-98 | 1998-99 | 1999-2000 | 2000-01 |
|
METALS |
|
Non-ferrous | | | | | | |
| Alumina | ’000 t | 13,252 | 13,581 | 14,207 | 15,037 | 16,098 |
| Refined aluminium | ’000 t | 1,395 | 1,589 | 1,686 | 1,742 | 1,788 |
| Refined copper(a) | ’000 t | 305 | 284 | 306 | 477 | 517 |
| Lead bullion(b) | ’000 t | 191 | 171 | 157 | 165 | 153 |
| Refined lead | ’000 t | 202 | 185 | 199 | 233 | 215 |
| Refined zinc | ’000 t | 319 | 304 | 323 | 405 | 534 |
| Refined tin(a) | t | 570 | 650 | 595 | 600 | 1,039 |
Ferrous | | | | | | |
| Pig iron | ’000 t | 7,545 | 7,928 | 7,513 | n.a. | n.a. |
| Iron and steel(a) | Mt | n.a. | n.a. | 8,549 | 8,053 | 8,105 |
Precious | | | | | | |
| Refined gold | t | 326 | 348 | 419 | 383 | 361 |
| Refined silver | t | 339 | 227 | 410 | 543 | 532 |
|
FUELS |
|
Petroleum products | | | | | | |
| Diesel automotive oil | ML | 12,968 | 13,183 | 12,968 | 12,737 | 13,212 |
| Industrial and marine fuel | ML | 45 | 48 | 32 | 60 | 98 |
| Fuel oil | ML | 1,795 | 1,662 | 1,634 | 1,839 | 1,951 |
| Petrol | ML | 18,084 | 18,589 | 18,705 | 18,652 | 17,887 |
|
BUILDING MATERIALS |
|
Clay bricks | m | 1,467 | 1,532 | 1,594 | 1,735 | 1,448 |
Portland cement | ’000 t | 6,701 | 7,235 | 7,704 | 7,937 | 6,821 |
|
CHEMICALS |
|
Superphosphate | ’000 t | 1,511 | 1,819 | 1,464 | 1,429 | 1,379 |
|
(a) ABARE estimate.
(b) Metallic content. |
Source: Manufacturing Production, Australia (8301.0); ABARE, ‘Australian Mineral Statistics’. |